ETSS stn

This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.

	Port Heiden, AK

	Egegik, AK

	Naknek, AK

	Clark's Pt, AK

	Goodnews Bay

	Quinhagak, AK

	Kuskokwak, AK

	Eek, Apokak, AK

	Popokamute, AK

	Scammon Bay AK

	St. Lawrence, AK

	Kwikluak, AK

	Kawanak, AK

	Apoon, Yukon, AK

	St. Michaels, AK

	Golovin, AK

	Nome, AK

	Port Clarence, AK

	Kotzebue, AK

	Pt. Barrow, AK

	Prudhoe Bay, AK

	St. Paul Island AK
#Popokamute, AK : 07/19/2025 12:20:59 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 12Z,   0.50,   1.77,  99.90,   2.27,   0.00,
07/17 13Z,   0.50,   3.84,  99.90,   4.34,   0.00,
07/17 14Z,   0.60,   6.61,  99.90,   7.21,   0.00,
07/17 15Z,   0.60,   8.81,  99.90,   9.41,   0.00,
07/17 16Z,   0.60,   9.52,  99.90,  10.12,   0.00,  (max)
07/17 17Z,   0.60,   8.66,  99.90,   9.26,   0.00,
07/17 18Z,   0.60,   6.79,  99.90,   7.39,   0.00,
07/17 19Z,   0.60,   4.64,  99.90,   5.24,   0.00,
07/17 20Z,   0.70,   2.74,  99.90,   3.44,   0.00,
07/17 21Z,   0.70,   1.35,  99.90,   2.05,   0.00,
07/17 22Z,   0.70,   0.50,  99.90,   1.20,   0.00,
07/17 23Z,   0.70,   0.17,  99.90,   0.87,   0.00,  (min)
07/18 00Z,   0.70,   0.36,  99.90,   1.06,   0.00,
07/18 01Z,   0.70,   1.36,  99.90,   2.06,   0.00,
07/18 02Z,   0.70,   3.41,  99.90,   4.11,   0.00,
07/18 03Z,   0.60,   5.91,  99.90,   6.51,   0.00,
07/18 04Z,   0.50,   7.77,  99.90,   8.27,   0.00,
07/18 05Z,   0.50,   8.24,  99.90,   8.74,   0.00,  (max)
07/18 06Z,   0.60,   7.31,  99.90,   7.91,   0.00,
07/18 07Z,   0.60,   5.62,  99.90,   6.22,   0.00,
07/18 08Z,   0.60,   3.86,  99.90,   4.46,   0.00,
07/18 09Z,   0.60,   2.42,  99.90,   3.02,   0.00,
07/18 10Z,   0.60,   1.45,  99.90,   2.05,   0.00,
07/18 11Z,   0.60,   0.99,  99.90,   1.59,   0.00,
07/18 12Z,   0.40,   1.11,  99.90,   1.51,   0.00,  (min)
07/18 13Z,   0.40,   2.14,  99.90,   2.54,   0.00,
07/18 14Z,   0.40,   4.38,  99.90,   4.78,   0.00,
07/18 15Z,   0.40,   7.11,  99.90,   7.51,   0.00,
07/18 16Z,   0.40,   8.97,  99.90,   9.37,   0.00,
07/18 17Z,   0.40,   9.18,  99.90,   9.58,   0.00,  (max)
07/18 18Z,   0.10,   7.95,  99.90,   8.05,   0.00,
07/18 19Z,   0.20,   5.90,  99.90,   6.10,   0.00,
07/18 20Z,   0.20,   3.74,  99.90,   3.94,   0.00,
07/18 21Z,   0.30,   1.95,  99.90,   2.25,   0.00,
07/18 22Z,   0.40,   0.71,  99.90,   1.11,   0.00,
07/18 23Z,   0.50,   0.02,  99.90,   0.52,   0.00,
07/19 00Z,   0.20,  -0.18,  99.90,   0.02,   0.00,  (min)
07/19 01Z,   0.20,   0.14,  99.90,   0.34,   0.00,
07/19 02Z,   0.20,   1.35,  99.90,   1.55,   0.00,
07/19 03Z,   0.20,   3.65,  99.90,   3.85,   0.00,
07/19 04Z,   0.20,   6.37,  99.90,   6.57,   0.00,
07/19 05Z,   0.20,   8.38,  99.90,   8.58,   0.00,
07/19 06Z,   0.20,   8.95,  99.90,   9.15,   0.00,  (max)
07/19 07Z,   0.20,   8.00,  99.90,   8.20,   0.00,
07/19 08Z,   0.30,   6.22,  99.90,   6.52,   0.00,
07/19 09Z,   0.30,   4.34,  99.90,   4.64,   0.00,
07/19 10Z,   0.40,   2.77,  99.90,   3.17,   0.00,
07/19 11Z,   0.50,   1.70,  99.90,   2.20,   0.00,
07/19 12Z,   0.50,   1.18,  99.90,   1.68,   0.00,  (min)
07/19 13Z,   0.50,   1.32,  99.90,   1.82,   0.00,
07/19 14Z,   0.50,   2.44,  99.90,   2.94,   0.00,
07/19 15Z,   0.60,   4.77,  99.90,   5.37,   0.00,
07/19 16Z,   0.70,   7.41,  99.90,   8.11,   0.00,
07/19 17Z,   0.80,   8.93,  99.90,   9.73,   0.00,  (max)
07/19 18Z,   0.90,   8.75,  99.90,   9.65,   0.00,
07/19 19Z,   1.00,   7.27,  99.90,   8.27,   0.00,
07/19 20Z,   1.00,   5.13,  99.90,   6.13,   0.00,
07/19 21Z,   1.10,   3.00,  99.90,   4.10,   0.00,
07/19 22Z,   1.20,   1.31,  99.90,   2.51,   0.00,
07/19 23Z,   1.30,   0.21,  99.90,   1.51,   0.00,
07/20 00Z,   1.30,  -0.35,  99.90,   0.95,   0.00,
07/20 01Z,   1.30,  -0.46,  99.90,   0.84,   0.00,  (min)
07/20 02Z,   1.20,  -0.02,  99.90,   1.18,   0.00,
07/20 03Z,   1.10,   1.39,  99.90,   2.49,   0.00,
07/20 04Z,   1.00,   3.91,  99.90,   4.91,   0.00,
07/20 05Z,   1.00,   6.82,  99.90,   7.82,   0.00,
07/20 06Z,   0.90,   8.97,  99.90,   9.87,   0.00,
07/20 07Z,   0.90,   9.60,  99.90,  10.50,   0.00,  (max)
07/20 08Z,   0.80,   8.64,  99.90,   9.44,   0.00,
07/20 09Z,   0.70,   6.78,  99.90,   7.48,   0.00,
07/20 10Z,   0.70,   4.78,  99.90,   5.48,   0.00,
07/20 11Z,   0.60,   3.09,  99.90,   3.69,   0.00,
07/20 12Z,   0.50,   1.91,  99.90,   2.41,   0.00,
07/20 13Z,   0.40,   1.34,  99.90,   1.74,   0.00,  (min)
07/20 14Z,   0.30,   1.46,  99.90,   1.76,   0.00,
07/20 15Z,   0.30,   2.64,  99.90,   2.94,   0.00,
07/20 16Z,   0.20,   5.02,  99.90,   5.22,   0.00,
07/20 17Z,   0.20,   7.53,  99.90,   7.73,   0.00,
07/20 18Z,   0.20,   8.77,  99.90,   8.97,   0.00,  (max)
07/20 19Z,   0.10,   8.33,  99.90,   8.43,   0.00,
07/20 20Z,   0.20,   6.69,  99.90,   6.89,   0.00,
07/20 21Z,   0.20,   4.52,  99.90,   4.72,   0.00,
07/20 22Z,   0.30,   2.44,  99.90,   2.74,   0.00,
07/20 23Z,   0.40,   0.85,  99.90,   1.25,   0.00,
07/21 00Z,   0.50,  -0.15,  99.90,   0.35,   0.00,
07/21 01Z,   0.50,  -0.62,  99.90,  -0.12,   0.00,  (min)
07/21 02Z,   0.60,  -0.65,  99.90,  -0.05,   0.00,
07/21 03Z,   0.70,  -0.11,  99.90,   0.59,   0.00,
07/21 04Z,   0.80,   1.46,  99.90,   2.26,   0.00,
07/21 05Z,   0.80,   4.16,  99.90,   4.96,   0.00,
07/21 06Z,   0.80,   7.21,  99.90,   8.01,   0.00,
07/21 07Z,   0.80,   9.46,  99.90,  10.26,   0.00,
07/21 08Z,   0.80,  10.13,  99.90,  10.93,   0.00,  (max)
07/21 09Z,   0.80,   9.15,  99.90,   9.95,   0.00,
07/21 10Z,   0.70,   7.22,  99.90,   7.92,   0.00,
07/21 11Z,   0.70,   5.13,  99.90,   5.83,   0.00,
07/21 12Z,   0.60,   3.32,  99.90,   3.92,   0.00,
07/21 13Z,   0.60,   2.05,  99.90,   2.65,   0.00,
07/21 14Z,   0.50,   1.43,  99.90,   1.93,   0.00,  (min)
07/21 15Z,   0.50,   1.55,  99.90,   2.05,   0.00,
07/21 16Z,   0.50,   2.75,  99.90,   3.25,   0.00,
07/21 17Z,   0.50,   5.13,  99.90,   5.63,   0.00,
07/21 18Z,   0.50,   7.52,  99.90,   8.02,   0.00,
07/21 19Z,   0.50,   8.56,  99.90,   9.06,   0.00,  (max)
07/21 20Z,   0.50,   7.96,  99.90,   8.46,   0.00,
07/21 21Z,   0.50,   6.25,  99.90,   6.75,   0.00,
07/21 22Z,   0.50,   4.08,  99.90,   4.58,   0.00,
07/21 23Z,   0.50,   2.07,  99.90,   2.57,   0.00,
07/22 00Z,   0.40,   0.55,  99.90,   0.95,   0.00,
07/22 01Z,   0.30,  -0.38,  99.90,  -0.08,   0.00,
07/22 02Z,   0.30,  -0.78,  99.90,  -0.48,   0.00,
07/22 03Z,   0.20,  -0.76,  99.90,  -0.56,   0.00,  (min)
07/22 04Z,   0.20,  -0.13,  99.90,   0.07,   0.00,
07/22 05Z,   0.20,   1.57,  99.90,   1.77,   0.00,
07/22 06Z,   0.20,   4.40,  99.90,   4.60,   0.00,
07/22 07Z,   0.20,   7.55,  99.90,   7.75,   0.00,
07/22 08Z,   0.10,   9.84,  99.90,   9.94,   0.00,
07/22 09Z,   0.10,  10.51,  99.90,  10.61,   0.00,  (max)
07/22 10Z,   0.00,   9.50,  99.90,   9.50,   0.00,
07/22 11Z,   0.00,   7.52,  99.90,   7.52,   0.00,
07/22 12Z,   0.00,   5.34,  99.90,   5.34,   0.00,
07/22 13Z,   0.00,   3.45,  99.90,   3.45,   0.00,
07/22 14Z,   0.00,   2.12,  99.90,   2.12,   0.00,
07/22 15Z,   0.00,   1.48,  99.90,   1.48,   0.00,  (min)
07/22 16Z,   0.00,   1.58,  99.90,   1.58,   0.00,
07/22 17Z,   0.00,   2.78,  99.90,   2.78,   0.00,
07/22 18Z,   0.00,   5.11,  99.90,   5.11,   0.00,
07/22 19Z,   0.00,   7.41,  99.90,   7.41,   0.00,
07/22 20Z,   0.10,   8.33,  99.90,   8.43,   0.00,  (max)
07/22 21Z,   0.10,   7.66,  99.90,   7.76,   0.00,
07/22 22Z,   0.30,   5.93,  99.90,   6.23,   0.00,
07/22 23Z,   0.40,   3.80,  99.90,   4.20,   0.00,
07/23 00Z,   0.50,   1.85,  99.90,   2.35,   0.00,